“The 737-900ER is a great aircraft, with the cost efficiency and reliability needed for us to be successful in today’s competitive marketplace.”

The largest and newest model in the Next-Generation 737 family, the 737-900ER can carry up to 26 more passengers or fly about 500 nautical miles (926 km) farther than the 737-900.

Alaska Airlines operates the 737-900ER in a two-class configuration with 181 seats and features the Boeing Sky Interior.

“The order of five additional 737-900ERs is an affirmation of our hometown partner’s successful strategy of offering customers good value, delivering a great onboard experience and running an on-time airline,” said Brad McMullen, vice president of North America Sales, Boeing Commercial Airplanes.

“The 737-900ER offers Alaska Airlines the best seat-mile cost of any single-aisle airplane in production, which is especially important with today’s high fuel prices.